Edexcel Gcse 9-1 Computer Science Revision Guide -

: A widely used version by David Waller, often found used for around $8.

: An alternative that combines revision notes and practice papers in one volume for approximately $10. If you'd like, I can help you: Edexcel gcse 9-1 computer science Revision guide

Find specifically for Paper 1 (Theory) or Paper 2 (Computational Thinking). : A widely used version by David Waller,